feat(argo-rollouts): restart when configmap changes (#3119)

* feat: argo-rollouts restart when configmap changes

Signed-off-by: Derek Brown <6845676+DerekTBrown@users.noreply.github.com>

* address comments

Signed-off-by: Derek Brown <6845676+DerekTBrown@users.noreply.github.com>

* fix: Add newline to fix linter (new-line-at-end-of-file)

Signed-off-by: Marco Maurer (-Kilchhofer) <mkilchhofer@users.noreply.github.com>

---------

Signed-off-by: Derek Brown <6845676+DerekTBrown@users.noreply.github.com>
Signed-off-by: Marco Maurer (-Kilchhofer) <mkilchhofer@users.noreply.github.com>
Co-authored-by: Marco Maurer (-Kilchhofer) <mkilchhofer@users.noreply.github.com>

charts/argo-rollouts/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v1.8.2
 description: A Helm chart for Argo Rollouts
 name: argo-rollouts
-version: 2.39.3
+version: 2.39.4
 home: https://github.com/argoproj/argo-helm
 icon: https://argoproj.github.io/argo-rollouts/assets/logo.png
 keywords:
@@ -19,4 +19,4 @@ annotations:
     url: https://argoproj.github.io/argo-helm/pgp_keys.asc
   artifacthub.io/changes: |
     - kind: changed
-      description: Bump argo-rollouts to v1.8.2
+      description: argo-rollouts will re-deploy if changes are made to the argo-rollouts configmap.

charts/argo-rollouts/templates/controller/deployment.yaml

@@ -31,6 +31,7 @@ spec:
         {{- range $key, $value := . }}
         {{ $key }}: {{ $value | quote }}
         {{- end }}
+        checksum/cm: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
       {{- end }}
       labels:
         {{- include "argo-rollouts.selectorLabels" . | nindent 8 }}